Which statement is true regarding the effects of genes and environment on temperament and personality?
a. Genes contribute little to no individual differences in temperament.
b. Genes account for nearly all of the individual differences in temperament.
c. Nonshared environmental influences contribute nothing to individual differences in temperament.
d. The shared environment of the home does not appear to make siblings more similar in temperament or personality.
Question 2
Which term is best defined as an infant's tendency to respond in predictable ways?
a. Genotype
b. Temperament
c. Codominance
d. Crossing over
Our Environment
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